def set_relative_aed(self, aed, speaker_angles):
"""
@param aed: azimuth, elevation, distance
@param speaker_angles: list of aed for each speaker
@type aed: list
@type speaker_angles: list
"""
# TODO: set_xyz should call this
index = 0
for angle in speaker_angles:
factor = maths.angles_to_attenuation(aed, angle, self._spread)
self._mixer.setAmp(0, index, factor)
log.debug("factor[%d]: %f" % (index, factor))
index += 1
self._previous_aed = aed
self._previous_speakers_angles = speaker_angles
def _test(speaker_aed, source_aed, expected_volume, exponent=2.0):
self.failUnlessEqual(maths.angles_to_attenuation(speaker_aed, source_aed, exponent), expected_volume)